java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:30:26,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:30:26,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:30:26,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:30:26,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:30:26,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:30:26,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:30:26,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:30:26,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:30:26,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:30:26,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:30:26,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:30:26,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:30:26,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:30:26,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:30:26,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:30:26,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:30:26,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:30:26,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:30:26,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:30:26,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:30:26,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:30:26,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:30:26,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:30:26,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:30:26,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:30:26,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:30:26,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:30:26,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:30:26,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:30:26,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:30:26,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:30:26,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:30:26,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:30:26,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:30:26,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:30:26,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:30:26,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:30:26,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:30:26,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:30:26,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:30:26,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-06 11:30:26,301 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:30:26,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:30:26,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:30:26,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:30:26,303 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:30:26,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:30:26,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:30:26,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:30:26,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:30:26,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:30:26,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:30:26,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:30:26,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:30:26,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:30:26,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:30:26,305 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:30:26,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:30:26,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:30:26,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:30:26,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:30:26,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:30:26,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:30:26,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:30:26,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:30:26,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:30:26,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:30:26,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:30:26,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:30:26,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 11:30:26,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:30:26,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:30:26,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:30:26,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:30:26,363 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:30:26,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product36.cil.c [2019-09-06 11:30:26,424 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c2c25f54/ba140552bdf745a9af64837e2f5e85b3/FLAG4029a7a13 [2019-09-06 11:30:26,999 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:30:27,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product36.cil.c [2019-09-06 11:30:27,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c2c25f54/ba140552bdf745a9af64837e2f5e85b3/FLAG4029a7a13 [2019-09-06 11:30:27,293 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c2c25f54/ba140552bdf745a9af64837e2f5e85b3 [2019-09-06 11:30:27,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:30:27,305 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:30:27,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:30:27,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:30:27,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:30:27,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:30:27" (1/1) ... [2019-09-06 11:30:27,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b0b743b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27, skipping insertion in model container [2019-09-06 11:30:27,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:30:27" (1/1) ... [2019-09-06 11:30:27,322 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:30:27,368 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:30:27,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:30:27,785 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:30:27,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:30:27,944 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:30:27,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27 WrapperNode [2019-09-06 11:30:27,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:30:27,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:30:27,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:30:27,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:30:27,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27" (1/1) ... [2019-09-06 11:30:27,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27" (1/1) ... [2019-09-06 11:30:27,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27" (1/1) ... [2019-09-06 11:30:27,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27" (1/1) ... [2019-09-06 11:30:28,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27" (1/1) ... [2019-09-06 11:30:28,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27" (1/1) ... [2019-09-06 11:30:28,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27" (1/1) ... [2019-09-06 11:30:28,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:30:28,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:30:28,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:30:28,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:30:28,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:30:28,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:30:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:30:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-06 11:30:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-06 11:30:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-06 11:30:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-06 11:30:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-06 11:30:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-06 11:30:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-06 11:30:28,135 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-06 11:30:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-06 11:30:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-06 11:30:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-06 11:30:28,137 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-06 11:30:28,137 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-06 11:30:28,138 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 11:30:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-06 11:30:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-06 11:30:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-06 11:30:28,141 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:30:28,141 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-06 11:30:28,141 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-06 11:30:28,142 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-06 11:30:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-06 11:30:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-06 11:30:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-06 11:30:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-06 11:30:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-06 11:30:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-06 11:30:28,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-06 11:30:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-06 11:30:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-06 11:30:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-06 11:30:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-06 11:30:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-06 11:30:28,144 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-06 11:30:28,145 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-06 11:30:28,145 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-06 11:30:28,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-06 11:30:28,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:30:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 11:30:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-06 11:30:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-06 11:30:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-06 11:30:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-06 11:30:28,146 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-06 11:30:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-06 11:30:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 11:30:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-06 11:30:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-06 11:30:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-06 11:30:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-06 11:30:28,147 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-06 11:30:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-06 11:30:28,148 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-06 11:30:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-06 11:30:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-06 11:30:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-06 11:30:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-06 11:30:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-06 11:30:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-06 11:30:28,149 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-06 11:30:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 11:30:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-06 11:30:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-06 11:30:28,150 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-06 11:30:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-06 11:30:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-06 11:30:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-06 11:30:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:30:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-06 11:30:28,151 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-06 11:30:28,152 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-06 11:30:28,152 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 11:30:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 11:30:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-06 11:30:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 11:30:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 11:30:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 11:30:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 11:30:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-06 11:30:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 11:30:28,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-06 11:30:28,155 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-06 11:30:28,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 11:30:28,155 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-06 11:30:28,155 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-06 11:30:28,156 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-06 11:30:28,157 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-06 11:30:28,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:30:28,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 11:30:28,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:30:29,156 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:30:29,156 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-06 11:30:29,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:30:29 BoogieIcfgContainer [2019-09-06 11:30:29,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:30:29,162 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:30:29,162 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:30:29,162 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:30:29,164 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:30:29" (1/1) ... [2019-09-06 11:30:29,164 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:30:29,197 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:30:29,198 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:30:29,210 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:30:29,226 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:30:29,228 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:30:29,398 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-06 11:30:29,475 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-06 11:30:29,481 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-06 11:30:34,771 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-06 11:30:34,773 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 105 for LOIs [2019-09-06 11:30:34,822 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 105 for LOIs [2019-09-06 11:30:34,863 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 106 for LOIs [2019-09-06 11:30:34,866 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:30:34,867 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:30:34,869 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1476#(or (and (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 |#t~string57.offset|)) (and (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= ~systemActive~0 0) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 |#t~string57.offset|))) [2019-09-06 11:30:34,903 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:30:34,903 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:30:34,906 INFO L168 Benchmark]: Toolchain (without parser) took 7599.68 ms. Allocated memory was 133.7 MB in the beginning and 369.1 MB in the end (delta: 235.4 MB). Free memory was 88.3 MB in the beginning and 333.7 MB in the end (delta: -245.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 11:30:34,907 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:30:34,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.96 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 165.9 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:34,909 INFO L168 Benchmark]: Boogie Preprocessor took 114.61 ms. Allocated memory is still 200.8 MB. Free memory was 165.9 MB in the beginning and 161.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:34,910 INFO L168 Benchmark]: RCFGBuilder took 1101.02 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 161.5 MB in the beginning and 196.0 MB in the end (delta: -34.5 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:34,911 INFO L168 Benchmark]: Sifa took 5741.46 ms. Allocated memory was 226.5 MB in the beginning and 369.1 MB in the end (delta: 142.6 MB). Free memory was 196.0 MB in the beginning and 333.7 MB in the end (delta: -137.7 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:34,915 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 638.96 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 165.9 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.61 ms. Allocated memory is still 200.8 MB. Free memory was 165.9 MB in the beginning and 161.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1101.02 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 161.5 MB in the beginning and 196.0 MB in the end (delta: -34.5 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. * Sifa took 5741.46 ms. Allocated memory was 226.5 MB in the beginning and 369.1 MB in the end (delta: 142.6 MB). Free memory was 196.0 MB in the beginning and 333.7 MB in the end (delta: -137.7 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 5672, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 894, DAG_INTERPRETER_EARLY_EXITS: 9, TOOLS_POST_APPLICATIONS: 665, TOOLS_POST_TIME[ms]: 497, TOOLS_POST_CALL_APPLICATIONS: 185, TOOLS_POST_CALL_TIME[ms]: 488, TOOLS_POST_RETURN_APPLICATIONS: 178, TOOLS_POST_RETURN_TIME[ms]: 547, TOOLS_QUANTIFIERELIM_TIME[ms]: 1120, FLUID_QUERY_TIME[ms]: 44, FLUID_QUERIES: 912, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 351, DOMAIN_JOIN_TIME[ms]: 1013, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 10, DOMAIN_ISSUBSETEQ_APPLICATIONS: 693, DOMAIN_ISSUBSETEQ_TIME[ms]: 2114, DOMAIN_ISBOTTOM_APPLICATIONS: 190, DOMAIN_ISBOTTOM_TIME[ms]: 630, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4192, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4191, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 178, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3179, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 60, DAG_COMPRESSION_PROCESSED_NODES: 1708, DAG_COMPRESSION_RETAINED_NODES: 392 - UnprovableResult [Line: 437]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1476#(or (and (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 |#t~string57.offset|)) (and (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string47.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= ~systemActive~0 0) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 |#t~string57.offset|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...